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  "path": "/2026/04/05/lunar-descent-the-bsides-san-diego-2026-rf-village-capture-the-flag-ctf-from-ori/",
  "publishedAt": "2026-04-05T23:27:56.000Z",
  "site": "https://www.openresearch.institute",
  "tags": [
    "Uncategorized",
    "Continue reading \"Lunar Descent, the BSides San Diego 2026 RF Village Capture the Flag (CTF) from ORI\""
  ],
  "textContent": "A capture-the-flag challenge based on a real signal processing problem in a radar altimeter! https://github.com/OpenResearchInstitute/lunar-descent-ctf Indian Space Research Organization (ISRO) designed a Ka band radar altimeter (KaRA) that guided Chandrayaan-3 to a soft lunar landing on 23 August 2023. The Radar Altimeter Processor (RAP) computes altitude and velocity from FMCW chirp signals, running on a …\n\nContinue reading \"Lunar Descent, the BSides San Diego 2026 RF Village Capture the Flag (CTF) from ORI\"",
  "title": "Lunar Descent, the BSides San Diego 2026 RF Village Capture the Flag (CTF) from ORI"
}